Junichi IZUMIDA

Person

Tokyo, JP

People

Patents Grantslast 30 patents

Information Patent Grant
High molecular weight triarylamine compound comprising terphenyl st...
- Patent number 11,999,818
- Issue date Jun 4, 2024
- Hodogaya Chemical Co., Ltd.
- Kazunori Togashi
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Indenocarbazole compound and organic electroluminescence device
- Patent number 11,925,114
- Issue date Mar 5, 2024
- Hodogaya Chemical Co., Ltd.
- Takehiro Takahashi
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Grant
High molecular weight compound containing substituted triarylamine...
- Patent number 11,251,373
- Issue date Feb 15, 2022
- Hodogaya Chemical Co., Ltd.
- Kazunori Togashi
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
High-molecular-weight compound having substituted triarylamine skel...
- Patent number 11,196,004
- Issue date Dec 7, 2021
- Hodogaya Chemical Co., Ltd.
- Kazunori Togashi
- H01 - BASIC ELECTRIC ELEMENTS

Patents Applicationslast 30 patents

Information Patent Application
AMINE COMPOUND AND ORGANIC ELECTROLUMINESCENT ELEMENT USING SAME
- Publication number 20240352009
- Publication date Oct 24, 2024
- Hodogaya Chemical Co., Ltd.
- Kouki KASE
- C07 - ORGANIC CHEMISTRY
Information Patent Application
ORGANIC ELECTROLUMINESCENT ELEMENT
- Publication number 20240032321
- Publication date Jan 25, 2024
- Hodogaya Chemical Co., Ltd.
- Kazuyuki SURUGA
Information Patent Application
ARYLAMINE COMPOUND, ORGANIC ELECTROLUMINESCENT ELEMENT, AND ELECTRO...
- Publication number 20230422536
- Publication date Dec 28, 2023
- Hodogaya Chemical Co., Ltd.
- Kouki KASE
- C07 - ORGANIC CHEMISTRY
Information Patent Application
ORGANIC ELECTROLUMINESCENT DEVICE
- Publication number 20230345817
- Publication date Oct 26, 2023
- Hodogaya Chemical Co., Ltd.
- Junichi IZUMIDA
- C07 - ORGANIC CHEMISTRY
Information Patent Application
ORGANIC ELECTROLUMINESCENT DEVICE
- Publication number 20230138055
- Publication date May 4, 2023
- Hodogaya Chemical Co., Ltd.
- Junichi Izumida
- C07 - ORGANIC CHEMISTRY
Information Patent Application
ARYLAMINE COMPOUND AND ORGANIC ELECTROLUMINESCENT ELEMENT
- Publication number 20230112128
- Publication date Apr 13, 2023
- Hodogaya Chemical Co., Ltd.
- Kouki KASE
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
ARYLAMINE COMPOUND AND ELECTRONIC APPARATUS USING SAME
- Publication number 20230099897
- Publication date Mar 30, 2023
- Hodogaya Chemical Co., Ltd.
- Kouki KASE
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
ORGANIC ELECTROLUMINESCENT ELEMENT
- Publication number 20230101400
- Publication date Mar 30, 2023
- Hodogaya Chemical Co., Ltd.
- Junichi IZUMIDA
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
ORGANIC ELECTROLUMINESCENCE ELEMENT HAVING ORGANIC LAYER COMPRISING...
- Publication number 20220352469
- Publication date Nov 3, 2022
- Hodogaya Chemical Co., Ltd.
- Kazunori TOGASHI
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
HIGH MOLECULAR WEIGHT TRIARYLAMINE COMPOUND COMPRISING TERPHENYL ST...
- Publication number 20210253785
- Publication date Aug 19, 2021
- Hodogaya Chemical Co., Ltd.
- Kazunori TOGASHI
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
INDENOCARBAZOLE COMPOUND AND ORGANIC ELECTROLUMINESCENCE DEVICE
- Publication number 20200058879
- Publication date Feb 20, 2020
- Hodogaya Chemical Co., Ltd.
- TAKEHIRO TAKAHASHI
- C07 - ORGANIC CHEMISTRY
Information Patent Application
HIGH-MOLECULAR-WEIGHT COMPOUND HAVING SUBSTITUTED TRIARYLAMINE SKEL...
- Publication number 20190378989
- Publication date Dec 12, 2019
- Hodogaya Chemical Co., Ltd.
- Kazunori TOGASHI
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
HIGH MOLECULAR WEIGHT COMPOUND CONTAINING SUBSTITUTED TRIARYLAMINE...
- Publication number 20190326515
- Publication date Oct 24, 2019
- Hodogaya Chemical Co., Ltd.
- Kazunori TOGASHI
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Application
ORGANIC ELECTROLUMINESCENT DEVICES
- Publication number 20180351101
- Publication date Dec 6, 2018
- Hodogaya Chemical Co., Ltd.
- Kazuyuki SURUGA
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...

Junichi IZUMIDA

Person

Patents Grantslast 30 patents

High molecular weight triarylamine compound comprising terphenyl st...

Indenocarbazole compound and organic electroluminescence device

High molecular weight compound containing substituted triarylamine...

High-molecular-weight compound having substituted triarylamine skel...

Patents Applicationslast 30 patents

AMINE COMPOUND AND ORGANIC ELECTROLUMINESCENT ELEMENT USING SAME

ORGANIC ELECTROLUMINESCENT ELEMENT

ARYLAMINE COMPOUND, ORGANIC ELECTROLUMINESCENT ELEMENT, AND ELECTRO...

ORGANIC ELECTROLUMINESCENT DEVICE

ORGANIC ELECTROLUMINESCENT DEVICE

ARYLAMINE COMPOUND AND ORGANIC ELECTROLUMINESCENT ELEMENT

ARYLAMINE COMPOUND AND ELECTRONIC APPARATUS USING SAME

ORGANIC ELECTROLUMINESCENT ELEMENT

ORGANIC ELECTROLUMINESCENCE ELEMENT HAVING ORGANIC LAYER COMPRISING...

HIGH MOLECULAR WEIGHT TRIARYLAMINE COMPOUND COMPRISING TERPHENYL ST...

INDENOCARBAZOLE COMPOUND AND ORGANIC ELECTROLUMINESCENCE DEVICE

HIGH-MOLECULAR-WEIGHT COMPOUND HAVING SUBSTITUTED TRIARYLAMINE SKEL...

HIGH MOLECULAR WEIGHT COMPOUND CONTAINING SUBSTITUTED TRIARYLAMINE...

ORGANIC ELECTROLUMINESCENT DEVICES